Author Affiliations

Akito Kawasaki,^1,* Kan Takase,¹ Byung Kyu Jeong,¹ Takahiro Kashiwazaki,² Takushi Kazama,² Koji Enbutsu,² Kei Watanabe,² Takeshi Umeki,² Shigehito Miki,^3,4 Hirotaka Terai,³ Masahiro Yabuno,³ Fumihiro China,³ Warit Asavanant,¹ Mamoru Endo,¹ Jun-ichi Yoshikawa,¹ and Akira Furusawa^1,5

¹Department of Applied Physics, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan

²NTT Device Technology Labs, NTT Corporation, 3-1, Morinosato Wakamiya, Atsugi, Kanagawa 243-0198, Japan

³Advanced ICT Research Institute, National Institute of Information and Communications Technology, 588-2 Iwaoka, Nishi-ku, Kobe, Hyogo 651-2492, Japan

⁴Graduate School of Engineering, Kobe University, 1-1 Rokkodai-cho, Nada-ku, Kobe, Hyogo 657-0013, Japan

⁵Optical Quantum Computing Research Team, RIKEN Center for Quantum Computing, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan

^*Corresponding author: kawasaki@alice.t.u-tokyo.ac.jp